/*
 * Copyright (c) 2007-2008, Thomas Krause (tho.krause@gmail.com)
 * 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright notice,
 *       this list of conditions and the following disclaimer in the documentation
 *       and/or other materials provided with the distribution.
 *     * Neither the name of gidoo nor the names of its contributors may be used to
 *       endorse or promote products derived from this software without specific
 *       prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.gidoo.cms.helper;

import javax.jcr.Node;
import javax.jcr.RepositoryException;
import org.apache.wicket.util.crypt.Base64UrlSafe;

/**
 * Somer helper Tools.
 * @author thomas
 */
public class Tools 
{
  
  /**
   * Will do some cleanup on the path <br>
   * More concrete it will remove leading and trailing slashes 
   * e.g. "abc/def/ghi" is clean but "/abc/" is not)
   * @param path The original path
   * @return The "new" path
   */
  public static String cleanupFolderPath(String path)
  {
    String newPath = path;
    if(newPath.startsWith("/"))
    {
      newPath = newPath.substring(1);
    }
    
    if(newPath.endsWith("/"))
    {
      newPath = newPath.substring(0, path.length() -1);
    }
    
    return newPath;
  }
  
  /**
   * This function will encode a path so it can be used as a name for a node
   * in the drafts.
   * 
   * @param s The input path.
   * @return The encoded name.
   */
  public static String path2DraftName(String s)
  {
    return new String(Base64UrlSafe.encodeBase64(s.getBytes()));
  }
  
  /**
   * This function will decode a name for a node in the drafts so it can be 
   * used as a path.
   * 
   * @param s The input draft node name.
   * @return The decoded path.
   */
  public static String draftName2Path(String s)
  {
    return new String(Base64UrlSafe.decodeBase64(s.getBytes()));
  }
      
}
